1 and x is in quadrant I, then cos(90° - x) = 8 1. If sin x=-

Q: Find cos 0 if cot 0 =4/3 and sin 0 < 0.

A: Also given that sinθ<0, this means sinθ is negative. So, cotθ=cosθ/sinθ means cosθ also have to…

Q: Suppose you are told that the relationship between an angle, 0, and part of a side of a right…

A: INTRODUCTION Understanding the link between side lengths, angle measures, and trigonometric ratios…

Q: if cos(X+pi/6)+sin(x-pi/3)=A, then the number A =

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Q: Find cos (a-B)if cos a = and tan B=-2 with a in quadrant 1 and Bnot in quadrant 2.

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Q: Suppose cos ? =15/17 and ? lies in the 4th quadrant. Choose one of those ways to find sin ?.

A: Solution is in step 2

Q: 3. tan a= P(a) in QII 6. cosa = P(a) in QIV 5

A: We have to find the angle

Q: If sin a: 1 then sec a =?

A: We can solve this by using trigonometric identities . We can use the identity sin2α+cos2α=1 . By…

Q: If cos theta = a then sin theta = 1/a

A: Given information: If cosθ=a then sinθ=1a

Q: find tan(a-B) and sin (2B) given that tan a= -4/7, a is in quadrant 4, cosB = -3/5, B is in…

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Q: If sec⁡ x=3/2, and 270°<x<360°, what is cos (x/2)?

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Q: sin20 + sin e = 0

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Q: Find one value of x that solves the equation by using the inverse sine or cosine function on your…

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Q: What is the exact value of cos- (sin a) where a = 13T radians? 4

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Q: sin(0) = os (0) = COS - 113 and the terminal side of is in quadrant IV.

A: